On the eve of her wedding, Shen Jinghong, president of the Shen Group, catches her fiancé, Gu Chen, cheating with her best friend, Lin Shuya. To prevent her second uncle from seizing power, she enters into a contract marriage with Lu Yunshen, her business rival. On the wedding day, she switches grooms in front of everyone and exposes a video of her fiancé's betrayal along with a mortgage contract, humiliating the Gu family. After the wedding, the two begin living together, and Lu Yunshen's secret love for her over many years gradually comes to light. They join forces to deal with the Gu family's provocations and Lin Shuya's online harassment and schemes. Eventually, they uncover the truth that Shen Guofu, her second uncle, orchestrated the car accident that killed her parents. Their contractual marriage ultimately blossoms into genuine love.